Question

Differentiate the following: -
(a) Image Scanner & Data Scanner

Answer 1

Answer:

Scanner data are the data recorded by the retailers when consumers make purchases. They include, for each article sold in a store on a given day, the quantity of articles sold and the sales price. They are transmitted daily by the retail chains to Insee.

Explanation:

An image scanner—often abbreviated to just scanner—is a device that optically scans images, printed text, handwriting or an object and converts it to a digital image. Commonly used in offices are variations of the desktop flatbed scanner where the document is placed on a glass window for scanning.